JPS5918576U - サイリスタの過電圧保護回路 - Google Patents

サイリスタの過電圧保護回路

Info

Publication number
JPS5918576U
JPS5918576U JP1983077078U JP7707883U JPS5918576U JP S5918576 U JPS5918576 U JP S5918576U JP 1983077078 U JP1983077078 U JP 1983077078U JP 7707883 U JP7707883 U JP 7707883U JP S5918576 U JPS5918576 U JP S5918576U
Authority
JP
Japan
Prior art keywords
thyristor
sensing means
overvoltage sensing
bias voltage
capacitor
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
JP1983077078U
Other languages
English (en)
Other versions
JPS6022798Y2 (ja
Inventor
ダンテ・エドモンド・ピツコ−ン
イストヴアン・サモス
Original Assignee
ゼネラル・エレクトリツク・カンパニイ
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by ゼネラル・エレクトリツク・カンパニイ filed Critical ゼネラル・エレクトリツク・カンパニイ
Publication of JPS5918576U publication Critical patent/JPS5918576U/ja
Application granted granted Critical
Publication of JPS6022798Y2 publication Critical patent/JPS6022798Y2/ja
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03K—PULSE TECHNIQUE
    • H03K17/00—Electronic switching or gating, i.e. not by contact-making and –breaking
    • H03K17/08—Modifications for protecting switching circuit against overcurrent or overvoltage
    • H03K17/082—Modifications for protecting switching circuit against overcurrent or overvoltage by feedback from the output to the control circuit
    • H03K17/0824—Modifications for protecting switching circuit against overcurrent or overvoltage by feedback from the output to the control circuit in thyristor switches

Landscapes

  • Power Conversion In General (AREA)
  • Emergency Protection Circuit Devices (AREA)
  • Protection Of Static Devices (AREA)

Abstract

(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。

Description

【図面の簡単な説明】
第１図は一連の大電力サイリスタで構成される制御可能
な固体電気弁の回路図、第２図は第１図にブロック形式
で示したこの考案による１つの過電圧保護回路の回路図
、第２Ａ図は第２図に示した回路の一部分の変形の回路
図、第３図は従来の典型的な保護回路の電圧降伏特性を
示すグラフ、第４図は特定のバイアス電圧サージ中に従
来の回路に生ずる成る電圧を示すグラフである。 主な符号の説明、１１□乃至１１ｎ：サイリスタ、１５
：過電圧感知手段、１６：エネルギ貯蔵手段、２７　：
ＰＮＰＮ素子、２８：ＰＮ素子、３６．３７：抵抗。

Claims (1)

    【実用新案登録請求の範囲】
  1. 大電力サイリスタの主端子の間にコンデンサと直列に接
    続された過電圧感知手段と、該感知手段及びコンデンサ
    の接続点をサイリスタの制御手段、　　　に結合する手
    段とを含み、過電圧感知手段が互いに直列に接続され且
    つサイリスタと同じ向きに電流を通すような極性に接続
    ′された複数のＰＮＰＮ半導体素子で構成され、このた
    めサイリスタは、主電極の間の順方向バイアス電圧がサ
    イリスタの降伏レベルよりも低い予定の閾値に上昇した
    ことに応答して過電圧感知手段力（導通阻止状態から電
    流導通状態に切換った時にトリガされ、るようになって
    いる、大電力サイリスタをトリガするための回路に於て
    、前記過電圧感知手段に付設されていて、順方向バイア
    ス電圧の上昇速度が増加するにつれて相対的に順方向バ
    イアス電圧の前記閾値の大きさを減少させる手段を備え
    、該手段が、前記複数のＰＮＰＮ半導体素子の内の第１
    の半導体素子の両端間に接続されていて、該第１の半導
    体素子及び少なくとも１つの別の半導体素子が夫々に関
    連して等しくない大きさの静電容量を持つようにする容
    量値を有するコンデンサで構成されている回路。
JP1983077078U 1974-02-21 1983-05-24 サイリスタの過電圧保護回路 Expired JPS6022798Y2 (ja)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US444605A US3886432A (en) 1974-02-21 1974-02-21 Overvoltage protective circuit for high power thyristors
US444605 1982-11-26

Publications (2)

Publication Number Publication Date
JPS5918576U true JPS5918576U (ja) 1984-02-04
JPS6022798Y2 JPS6022798Y2 (ja) 1985-07-06

Family

ID=23765593

Family Applications (2)

Application Number Title Priority Date Filing Date
JP50020450A Pending JPS50120555A (ja) 1974-02-21 1975-02-20
JP1983077078U Expired JPS6022798Y2 (ja) 1974-02-21 1983-05-24 サイリスタの過電圧保護回路

Family Applications Before (1)

Application Number Title Priority Date Filing Date
JP50020450A Pending JPS50120555A (ja) 1974-02-21 1975-02-20

Country Status (9)

Country Link
US (1) US3886432A (ja)
JP (2) JPS50120555A (ja)
CA (1) CA1032605A (ja)
CH (1) CH582436A5 (ja)
DE (1) DE2506021C2 (ja)
FR (1) FR2262408B1 (ja)
GB (1) GB1495823A (ja)
IT (1) IT1031708B (ja)
SE (1) SE405779B (ja)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS62173106U (ja) * 1986-04-22 1987-11-04
US8383262B2 (en) 2006-06-13 2013-02-26 Lg Chem, Ltd. Stacking-type secondary battery providing two or more operation voltages

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH586483A5 (ja) * 1975-01-16 1977-03-31 Bbc Brown Boveri & Cie
US4015170A (en) * 1975-06-30 1977-03-29 Khristofor Fedorovich Barakaev Method for overvoltage protection of HVDC transmission line systems
ZA767016B (en) * 1975-12-15 1978-06-28 Colgate Palmolive Co Non-caking bleach
US4084207A (en) * 1976-09-22 1978-04-11 General Electric Company Adjustable overvoltage protected circuit for high power thyristors
US4302651A (en) * 1977-11-30 1981-11-24 Varo Semiconductor, Inc. High-voltage SCR circuit for microwave oven and the like
US4335424A (en) * 1980-08-25 1982-06-15 Zivan Zabar Cycling firing method for bypass operation of bridge converters
DE3131894A1 (de) * 1981-08-12 1983-02-24 Siemens AG, 1000 Berlin und 8000 München Zuendschaltung fuer einen leistungsthyristor
US5600525A (en) * 1994-08-17 1997-02-04 David Sarnoff Research Center Inc ESD protection circuit for integrated circuit
US20050111150A1 (en) * 2003-11-25 2005-05-26 King Billion Electronics Co., Ltd. Electrostatic discharge protection circuit
US9520389B1 (en) * 2015-07-07 2016-12-13 National Chiao Tung University Silicon-controlled rectifier and an ESD clamp circuit
KR102142447B1 (ko) * 2018-12-28 2020-08-07 현대오트론 주식회사 연료전지 셀 전압 측정 제어 방법 및 이를 실행하는 장치
CN113834960A (zh) * 2020-06-24 2021-12-24 中国南方电网有限责任公司超高压输电公司 子模块被动击穿保护器件的保护电压计算方法
CN112415354B (zh) * 2020-10-15 2023-08-15 许继集团有限公司 一种交流耗能换流阀晶闸管级单元检测方法
CN113865649B (zh) * 2021-09-30 2024-05-10 深圳远征技术有限公司 防雷器劣化度监测装置、系统及方法
CN116488112B (zh) * 2023-06-19 2023-09-01 北京燕能电气技术有限公司 一种10千伏架空线电容取电高压保护电路

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3023353A (en) * 1959-07-10 1962-02-27 Westinghouse Canada Ltd Silicon diode protective circuit
US3358218A (en) * 1964-02-11 1967-12-12 United Control Corp Signal controlled on-off maximum power transfer system
US3287576A (en) * 1964-07-23 1966-11-22 Westinghouse Electric Corp Semiconductor switching circuit comprising series-connected gate controlled switches to provide slave control of switches
US3461319A (en) * 1967-02-24 1969-08-12 Westinghouse Electric Corp Secondary slave control for seriesconnected gate controlled switches
US3513328A (en) * 1968-05-06 1970-05-19 Gen Electric Pulse generating circuit utilizing avalanche firing of series connected scr's
CH492334A (de) * 1968-11-08 1970-06-15 Bbc Brown Boveri & Cie Stromrichteranordnung mit mehreren in Reihe geschalteten Stromrichterventilen
US3573550A (en) * 1969-03-07 1971-04-06 M & T Chemicals Inc Automatically resetting transient protection device
US3662250A (en) * 1970-11-12 1972-05-09 Gen Electric Thyristor overvoltage protective circuit
US3626271A (en) * 1969-12-29 1971-12-07 Gen Electric Hvdc matrix design
SE360227B (ja) * 1972-02-01 1973-09-17 Asea Ab

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS62173106U (ja) * 1986-04-22 1987-11-04
JPH0317375Y2 (ja) * 1986-04-22 1991-04-12
US8383262B2 (en) 2006-06-13 2013-02-26 Lg Chem, Ltd. Stacking-type secondary battery providing two or more operation voltages

Also Published As

Publication number Publication date
JPS50120555A (ja) 1975-09-20
CH582436A5 (ja) 1976-11-30
GB1495823A (en) 1977-12-21
CA1032605A (en) 1978-06-06
SE7501982L (ja) 1975-08-22
SE405779B (sv) 1978-12-27
FR2262408A1 (ja) 1975-09-19
DE2506021A1 (de) 1975-08-28
JPS6022798Y2 (ja) 1985-07-06
DE2506021C2 (de) 1984-01-05
US3886432A (en) 1975-05-27
FR2262408B1 (ja) 1981-07-24
IT1031708B (it) 1979-05-10

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